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4-羟基-3-甲基苯甲酸

4-羟基-3-甲基苯甲酸用途

4-Hydroxy-3-methylbenzoic acid 是来自健康人群的尿样中鉴定的一种正常有机酸。

4-羟基-3-甲基苯甲酸名称

[ CAS 号 ]:
499-76-3

[ 中文名 ]:
4-羟基-3-甲基苯甲酸

[ 英文名 ]:
3-Methyl-4-hydroxybenzoic acid

[中文别名 ]:

[英文别名 ]:

4-Hydroxy-m-toluic Acid
Benzoic acid, 4-hydroxy-3-methyl-
MFCD00270105
EINECS 207-890-1
4-Hydroxy-3-methylbenzoic acid
3-Methyl-4-hydroxybenzoic acid

4-羟基-3-甲基苯甲酸生物活性

[ 描述 ]:

4-Hydroxy-3-methylbenzoic acid 是来自健康人群的尿样中鉴定的一种正常有机酸。

[ 相关类别 ]:

天然产物 >> 酸和醛

研究领域 >> 其他

[ 靶点 ]

Human Endogenous Metabolite

[体外研究]

分离4-羟基-3-甲基苯甲酸作为用α-α联吡啶抑制的细胞氧化2,4-二甲苯酚的产物[1]。

[参考文献]

[1]. Chapman PJ, et al. The bacterial metabolism of 2,4-xylenol. Biochem J. 1968 Dec;110(3):491-8.

[相关活性小分子]

4-羟基-3-甲基苯甲酸物理化学性质

[ 密度 ]:
1.3±0.1 g/cm3

[ 沸点 ]:
331.3±30.0 °C at 760 mmHg

[ 熔点 ]:
173-177 °C

[ 分子式 ]:
C₈H₈O₃

[ 分子量 ]:
152.147

[ 闪点 ]:
168.4±21.1 °C

[ 精确质量 ]:
152.047348

[ PSA ]:
57.53000

[ LogP ]:
1.88

[ 蒸汽压 ]:
0.0±0.8 mmHg at 25°C

[ 折射率 ]:
1.600

[ 储存条件 ]:
室温，密封

4-羟基-3-甲基苯甲酸MSDS

4-羟基-3-甲基苯甲酸安全信息

[ 符号 ]:

GHS05, GHS07

[ 信号词 ]:
Danger

[ 危害声明 ]:
H302-H315-H318-H335

[ 警示性声明 ]:
P261-P280-P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xn: Harmful;Xi: Irritant;

[ 风险声明 (欧洲) ]:
R22;R37/38;R41

[ 安全声明 (欧洲) ]:
S26-S36/39

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
2

[ 海关编码 ]:
2918290000

4-羟基-3-甲基苯甲酸合成路线

4-羟基-3-甲基苯甲酸上下游产品

4-羟基-3-甲基苯甲酸上游产品

4-羟基-3-甲基苯甲酸下游产品

4-羟基-3-甲基苯甲酸制备

由邻甲酚经酸甲基化而得。将邻甲酚和50%氢氧化钠水溶液加入反应釜中，用蒸汽处理之后，在160℃以下压入二氧化碳，经蒸馏得粗邻甲酚对甲酸钠，再将其用硫酸中和，精制，最后真空干燥即得成品，收率88%。

4-羟基-3-甲基苯甲酸海关

[ 海关编码 ]: 2918290000

[ 中文概述 ]:
2918290000 其他含酚基但不含其他含氧基羧酸及其酸酐、酰卤化物、过氧化物和过氧酸及它们的衍生物。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验

[ Summary ]:
HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

4-羟基-3-甲基苯甲酸文献

Age-related reference values for urinary organic acids in a healthy Turkish pediatric population.

Clin. Chem. 40(6) , 862-6, (1994)

Organic acid concentrations were quantified by gas chromatography and the individual acids identified by mass spectrometry in urine specimens from a healthy Turkish pediatric population of ages 2 days...

Formation and occurrence of new polar iodinated disinfection byproducts in drinking water.

Chemosphere 144 , 2312-20, (2015)

During drinking water disinfection, iodinated disinfection byproducts (I-DBPs) can be generated through reactions between iodide, disinfectants, and natural organic matter. Drinking water I-DBPs have ...

Identification, toxicity and control of iodinated disinfection byproducts in cooking with simulated chlor(am)inated tap water and iodized table salt.

Water Res. 88 , 60-8, (2015)

Chlorine/chloramine residuals are maintained in drinking water distribution systems to prevent microbial contamination and microorganism regrowth. During household cooking processes (e.g., soup making...

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